Home / 3,888,469,136.55-5,366,104,316.86-2,104,322,746.23

Finding the Fourth Proportional to 3,888,469,136.55, 5,366,104,316.86 and 2,104,322,746.23

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Solution

The fourth proportional to 3,888,469,136.55, 5,366,104,316.86 and 2,104,322,746.23 is: 2,903,974,540.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,888,469,136.55 : 5,366,104,316.86 = 2,104,322,746.23 : x
  2. Step 2: Convert to fraction form
    3,888,469,136.55/5,366,104,316.86 = 2,104,322,746.23/x
  3. Step 3: Cross multiply
    3,888,469,136.55x = 5,366,104,316.86 × 2,104,322,746.23
  4. Step 4: Simplify right side
    3,888,469,136.55x = 11,292,015,372,606,232,576
  5. Step 5: Solve for x
    x = 11,292,015,372,606,232,576/3,888,469,136.55
  6. Step 6: Final answer
    x = 2,903,974,540.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.